2025 BYD Seal U 1.5 Design

Overview

• Make: BYD
• Model: Seal U
• Trim: Design
• Version: 1.5 DM-i Design Auto 4WD Euro 6 5dr (319 bhp)
• Year: 2025
• Mileage: 11,123 miles
• Fuel: Plug-in hybrid (petrol)
• Body: SUV, 5 doors, 5 seats
• Engine: 1.5 litres, 319 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 23 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Seal U Design has covered 11,123 miles, around 3,100 more miles than is typical for its age. The dealer is asking £23,929, which is £1,411 below the AskCar estimate of £25,340. To work out the AskCar estimate, we analyse UK dealer adverts for 859 BYD Seal U cars across different ages and specifications. We first recorded this advert 50 days ago, and its asking price has since fallen by £1,735. The seller is Sandicliffe MG Nottingham, based in Nottingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,411 (5%) under the AskCar estimate of £25,340.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 859 priced BYD Seal U adverts across different ages and specifications, as of 5 November 2026.

A 2025 BYD Seal U with the 1.5 plug-in hybrid engine is typically advertised at £24,600: the median of the 495 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2025 BYD Seal U has been on sale for at least 50 days.

Price history

AskCar first saw this advert on 16 September 2026 at £25,664. Its asking price is now £23,929, £1,735 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 16 September 2026: £25,664
• 17 September 2026: £24,632
• 18 September 2026: £24,581
• 19 September 2026: £24,514
• 22 September 2026: £24,509
• 23 September 2026: £24,502
• 24 September 2026: £24,439
• 25 September 2026: £24,422
• 26 September 2026: £24,413
• 29 September 2026: £24,317
• 30 September 2026: £24,309
• 1 October 2026: £24,307
• 2 October 2026: £24,311
• 3 October 2026: £24,273
• 6 October 2026: £24,469
• 7 October 2026: £24,438
• 9 October 2026: £24,443
• 10 October 2026: £24,397
• 13 October 2026: £24,318
• 16 October 2026: £24,055
• 29 October 2026: £23,929

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,100 miles higher than the median mileage of a 2025 BYD Seal U on AskCar.

Similar cars

68 other 2025 BYD Seal U Design 1.5 plug-in hybrid automatic SUVs are for sale at UK dealers, from £18,990 to £38,595, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, black. Mileage: 11,136 miles. Price: £24,250, £321 more than this car. Dealer: Greenhous Telford in Telford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-fd44283924fb
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 11,143 miles. Price: £24,490, £561 more than this car. Dealer: Snows BYD Honiton in Honiton. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-29b6272acd14
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 10,894 miles. Price: £25,460, £1,531 more than this car. Dealer: Evans Halshaw BYD Bury in Bury. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-9b567d40ccb8

• The nearest: 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey, 20 miles from this car. Mileage: 2,365 miles. Price: £28,995, £5,066 more than this car. Dealer: Pentagon BYD Burton in Burton upon Trent. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-264dddedca87